Valmiki Ramayana Kishkindha Kanda Sarga 28 Shloka 2
Original Shlokaअयं स कालस्सम्प्राप्तस्समयोऽद्य जलागमः। सम्पश्य त्वं नभो मेघैस्संवृतं गिरिसन्निभैः4.28.2।।
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सः अयम् this, कालः time, सम्प्राप्तः started, अद्य now, जलागमः समयः time of rainy season, गिरिसन्निभैः like mountains, मेघैः by clouds, संवृतम् covered, नभः sky, त्वम् you, सम्पश्य see.
'Now that the rainy season has started, see the sky covered with mountainlike (huge) clouds.